Ruby 2.0 Preview 1 Released, Final Release in February 2013

by Mirko Stocker on  Nov 06, 2012

Ruby 2.0's release manager Yusuke Endoh announced the first preview release of Ruby 2.0 and a targeted release in February 2013. InfoQ talked to Yusuke to learn more about the big new features of Ruby 2.0 (Refinements, keyword arguments, Enumerator#lazy, and more) and what users need to know when upgrading.

Azul Offers Free Zing JVM to Open Source Community Projects

by Charles Humble on  Aug 06, 2012 1

Azul Systems have announced that they are making their pauseless Zing JVM freely available to Open Source developers and projects for use in development and testing.

On Server-Side Performance, .NET 4.5, and Bing

by Jonathan Allen on  Jul 25, 2012 16

With over 33% of the market share for US web searches, the servers that power Bing and Yahoo represent one of the largest .NET 4.5 RC applications in continuous production use. The close work between Microsoft’s Bing and .NET teams have resulted in a set of enhancements that should prove useful to anyone running large scale .NET servers.

Presentation: Progressive Architectures at the Royal Bank of Scotland

by Michael Stal on  Jul 06, 2012 2

In their presentation posted at InfoQ systems and data architects Ben Stopford, Farzad Pezeshkpour and Mark Atwell show how RBS leveraged new technologies in their architectures while facing difficult challenges such as regulation, competition and tighter budgets. They also need to cope with stringent technical challenges, for instance with efficiency and scalability.

Go 1–The First Major Release of the Google Go Language

by Abel Avram on  Mar 29, 2012 3

Go has reached the first major release, Google promising it will be stable for the years to come. YouTube uses Go in their core infrastructure.

A New Garbage Collector and Memory Profiler for iOS/MonoTouch

by Jonathan Allen on  Feb 20, 2012 3

MonoTouch for iOS now supports the generational garbage collector SGen. Until recently this was an experimental option only available on the full version of Mono. Along with it comes a Memory Profiler for iOS that it accessible via the MonoDevelop IDE.

Bitmap Marking GC for Ruby Improves Memory Usage

by Mirko Stocker on  Jan 30, 2012 1

The successor of Ruby 1.9.3 will replace the current Lazy Sweep Garbage Collector with a Bitmap Marking GC, which will significantly reduce Ruby's memory usage for parallel programs, similar to Ruby Enterprise Edition's copy-on-write-friendly GC. We talked with Narihiro Nakamura who implemented both the current Lazy Sweep and the Bitmap Marking GC.

Joel Webber on Porting Angry Birds to HTML5

by Abel Avram on  Jan 10, 2012 4

Joel Webber, co-creator of the Google Web Toolkit, held the session Angry Birds on HTML5 at GOTO Aarhus 2011, recorded and published by InfoQ. We interviewed Webber to find out more details on porting the popular game Angry Birds to Google Chrome and HTML 5.

Azul Releases Open Source jHiccup Tool to Provide Response Time Analysis of the Java Run

by Charles Humble on  Dec 13, 2011

Azul Systems have today announced the release of jHiccup, an open source tool designed to measure the pauses and stalls (or "hiccups") associated with an application's underlying Java runtime platform.

State of Performance and Stability in Java 7 Update 1

by Fabian Lange on  Nov 21, 2011 5

On October 18th, Oracle released Java 7 Update 1, bringing Java 7 much needed stability and fixing a critical issue. InfoQ takes a look at what new performance improvements are included.

Azul's Pauseless Garbage Collector Goes Native on Linux

by Charles Humble on  Nov 08, 2011 2

Azul Systems have today announced Zing 5.0, eliminating their previous requirement for a hypervisor, and therefore bringing their pauseless JVM to unmodified 64-bit Linux for the first time.

Ruby 1.9.3: Improved Performance and Stability and BSD Licensed

by Mirko Stocker on  Nov 01, 2011

The latest Ruby release 1.9.3 further improves the stability and performance of the 1.9 series and brings only few new features. Ruby's license changed to 2-clause BSD + Ruby License instead of GPLv2 + Ruby License.

How Do You Tune Your Application For Performance?

by Roopesh Shenoy on  Oct 31, 2011

StackExchange is built on the ASP.NET and SQL Server stack. Recently, Sam Saffron and Marc Gravell blogged about their experience identifying and solving a performance problem that was finally traced to the .NET GC GEN-2 objects. There is a lot to be taken away from their experience for everyone tuning performance for applications in production.

Large Object Heap And .NET GC Improvements

by Roopesh Shenoy on  Oct 12, 2011

.NET Developers writing memory intensive applications would have seen several problems with Large Object Heap allocation and run into out-of-memory exceptions, even when the collective memory seems to be quite sufficient. .NET Framework 4.5 promises improvements in this area, with better LOH management and lesser fragmentation.

Ruby 1.9.3 Preview 1 Released, Improves GC Pauses With Lazy Sweep GC

by Werner Schuster on  Aug 05, 2011 1

Ruby 1.9.3 Preview 1 is out and brings new features to the standard library and improvements such as the new lazy sweep GC. InfoQ talked to Narihiro Nakamura about the lazy sweep GC and looks at Ruby 1.9.x adoption.

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